music-dl/src/controller/player.py

134 lines
3.3 KiB
Python

# -*- coding: utf-8 -*-
import random
import sound_lib
import logging
from sound_lib.stream import URLStream
from sound_lib.main import BassError
from sound_lib.output import Output
from pubsub import pub
from utils import RepeatingTimer
player = None
log = logging.getLogger("player")
def setup():
global player
if player == None:
Output()
player = audioPlayer()
class audioPlayer(object):
def __init__(self):
self.is_playing = False
self.stream = None
self.vol = 100
self.is_working = False
self.queue = []
self.stopped = True
self.queue_pos = 0
self.shuffle = False
def play(self, item):
if self.stream != None and self.stream.is_playing == True:
try:
self.stream.stop()
except BassError:
log.exception("error when stopping the file")
self.stopped = True
# Make sure there are no other sounds trying to be played.
if self.is_working == False:
self.is_working = True
if item.download_url == "":
item.get_download_url()
try:
self.stream = URLStream(url=item.download_url)
except BassError as e:
log.debug("Error when playing the file {0}".format(item.title,))
pub.sendMessage("change_status", status=_("Error playing {0}. {1}.").format(item.title, e.description))
self.stopped = True
self.is_working = False
self.next()
return
self.stream.volume = self.vol/100.0
self.stream.play()
pub.sendMessage("change_status", status=_("Playing {0}.").format(item.title))
self.stopped = False
self.is_working = False
def next(self):
if len(self.queue) > 0:
if self.shuffle:
self.queue_pos = random.randint(0, len(self.queue)-1)
else:
if self.queue_pos < len(self.queue)-1:
self.queue_pos += 1
else:
self.queue_pos = 0
self.play(self.queue[self.queue_pos])
def previous(self):
if len(self.queue) > 0:
if self.shuffle:
self.queue_pos = random.randint(0, len(self.queue)-1)
else:
if self.queue_pos > 0:
self.queue_pos -= 1
else:
self.queue_pos = len(self.queue)-1
self.play(self.queue[self.queue_pos])
def stop(self):
if self.stream != None and self.stream.is_playing == True:
self.stream.stop()
self.stopped = True
def pause(self):
if self.stream != None:
if self.stream.is_playing == True:
self.stream.pause()
self.stopped = True
else:
try:
self.stream.play()
self.stopped = False
except BassError:
pass
@property
def volume(self):
# if self.stream != None:
return self.vol
@volume.setter
def volume(self, vol):
if vol <= 100 and vol >= 0:
self.vol = vol
if self.stream != None:
self.stream.volume = self.vol/100.0
def play_all(self, list_of_items, playing=0, shuffle=False):
if list_of_items != self.queue:
self.queue = list_of_items
self.shuffle = shuffle
self.queue_pos = playing
self.play(self.queue[self.queue_pos])
if not hasattr(self, "worker"):
self.worker = RepeatingTimer(5, self.player_function)
self.worker.start()
def player_function(self):
if self.stream != None and self.stream.is_playing == False and self.stopped == False and len(self.stream) == self.stream.position:
if len(self.queue) == 0:
return
self.next()
def check_is_playing(self):
if self.stream == None:
return False
if self.stream != None and self.stream.is_playing == False:
return False
else:
return True